<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryRef" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="策略名称" prop="policyName">
        <el-input
          v-model="queryParams.policyName"
          placeholder="请输入策略名称"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
        <el-button icon="Refresh" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="Plus"
          @click="handleAdd"
          v-hasPermi="['manage:policy:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="Edit"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['manage:policy:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="Delete"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['manage:policy:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="Download"
          @click="handleExport"
          v-hasPermi="['manage:policy:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="policyList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="序号" align="center" type="index" width="50"/>
      <el-table-column label="策略名称" align="center" prop="policyName" />
      <el-table-column label="策略方案，如：80代表8折" align="center" prop="discount" />
      <el-table-column label="创建时间" align="center" prop="createTime" width="180">
        <template #default="scope">
          <!-- <span>{{ parseTime(scope.row.createTime, '{y}-{m}-{d} {h}:{i}:{s}') }}</span> -->
         {{ scope.row.createTime }}
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template #default="scope">
          <el-button link type="primary" icon="View" @click="handleView(scope.row)" v-hasPermi="['manage:vm:list']">查看</el-button>
          <el-button link type="primary" icon="Edit" @click="handleUpdate(scope.row)" v-hasPermi="['manage:policy:edit']">修改</el-button>
          <el-button link type="primary" icon="Delete" @click="handleDelete(scope.row)" v-hasPermi="['manage:policy:remove']">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    
    <pagination
      v-show="total>0"
      :total="total"
      v-model:page="queryParams.pageNum"
      v-model:limit="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改策略管理对话框 -->
    <el-dialog :title="title" v-model="open" width="500px" append-to-body>
      <el-form ref="policyRef" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="策略名称" prop="policyName">
          <el-input v-model="form.policyName" placeholder="请输入策略名称" />
        </el-form-item>
        <el-form-item label="策略方案" prop="discount">
          <el-input-number min="0" max="100" :precision="0" v-model="form.discount" placeholder="请输入策略方案，如：80代表8折" />
        </el-form-item>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>

    <!-- 策略详情弹窗 -->
    <el-dialog 
      title="策略详情" 
      v-model="detailDialogOpen" 
      width="600px" 
      append-to-body
      :close-on-click-modal="false"
    >
      <div class="policy-detail-container">
        <el-form label-width="80px">
          <el-form-item label="策略名称:">
            <el-input 
              v-model="currentPolicy.policyName" 
              readonly 
              style="background-color: #f5f7fa;"
            />
          </el-form-item>
        </el-form>
        
        <div class="device-list-section">
          <div class="section-title">包含设备:</div>
          <el-table 
            v-if="!deviceLoading && deviceList.length > 0"
            :data="deviceList" 
            style="width: 100%"
            :header-cell-style="{ background: '#f5f7fa', color: '#606266' }"
          >
            <el-table-column label="序号" align="center" width="80">
              <template #default="scope">
                {{ scope.$index + 1 }}
              </template>
            </el-table-column>
            <el-table-column label="点位地址" align="center" prop="nodeName" show-overflow-tooltip />
            <el-table-column label="设备编号" align="center" prop="innerCode" />
          </el-table>
          
          <div v-if="deviceLoading" class="loading-container">
            <el-loading-directive v-loading="true" />
          </div>
          
          <div v-if="!deviceLoading && deviceList.length === 0" class="empty-data">
            暂无使用该策略的设备
          </div>
        </div>
      </div>
      
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="detailDialogOpen = false">确定</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script setup name="Policy">
import { listPolicy, getPolicy, delPolicy, addPolicy, updatePolicy } from "@/api/manage/policy";
import { listVm } from "@/api/manage/vm";
import { listNode } from "@/api/manage/node";
import { loadAllParams } from "@/api/page";

const { proxy } = getCurrentInstance();

const policyList = ref([]);
const open = ref(false);
const loading = ref(true);
const showSearch = ref(true);
const ids = ref([]);
const single = ref(true);
const multiple = ref(true);
const total = ref(0);
const title = ref("");

// 策略详情弹窗相关状态
const detailDialogOpen = ref(false);
const currentPolicy = ref({});
const deviceList = ref([]);
const deviceLoading = ref(false);
const nodeList = ref([]);

const data = reactive({
  form: {},
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    policyName: null,
  },
  rules: {
    policyName: [
      { required: true, message: "策略名称不能为空", trigger: "blur" }
    ],
    discount: [
      { required: true, message: "策略方案，如：80代表8折不能为空", trigger: "blur" }
    ],
  }
});

const { queryParams, form, rules } = toRefs(data);

/** 查询策略管理列表 */
function getList() {
  loading.value = true;
  listPolicy(queryParams.value).then(response => {
    policyList.value = response.rows;
    total.value = response.total;
    loading.value = false;
  });
}

/** 查询点位列表 */
function getNodeList() {
  listNode(loadAllParams).then(response => {
    nodeList.value = response.rows || [];
  });
}

/** 根据ID获取点位名称 */
function getNodeName(id) {
  if (!id) return '-';
  const node = nodeList.value.find(item => item.id === id);
  return node ? node.nodeName : id;
}

// 取消按钮
function cancel() {
  open.value = false;
  reset();
}

// 表单重置
function reset() {
  form.value = {
    policyId: null,
    policyName: null,
    discount: null,
    createTime: null,
    updateTime: null
  };
  proxy.resetForm("policyRef");
}

/** 搜索按钮操作 */
function handleQuery() {
  queryParams.value.pageNum = 1;
  getList();
}

/** 重置按钮操作 */
function resetQuery() {
  proxy.resetForm("queryRef");
  handleQuery();
}

// 多选框选中数据
function handleSelectionChange(selection) {
  ids.value = selection.map(item => item.policyId);
  single.value = selection.length != 1;
  multiple.value = !selection.length;
}

/** 新增按钮操作 */
function handleAdd() {
  reset();
  open.value = true;
  title.value = "添加策略管理";
}

/** 修改按钮操作 */
function handleUpdate(row) {
  reset();
  const _policyId = row.policyId || ids.value
  getPolicy(_policyId).then(response => {
    form.value = response.data;
    open.value = true;
    title.value = "修改策略管理";
  });
}

/** 提交按钮 */
function submitForm() {
  proxy.$refs["policyRef"].validate(valid => {
    if (valid) {
      if (form.value.policyId != null) {
        updatePolicy(form.value).then(response => {
          proxy.$modal.msgSuccess("修改成功");
          open.value = false;
          getList();
        });
      } else {
        addPolicy(form.value).then(response => {
          proxy.$modal.msgSuccess("新增成功");
          open.value = false;
          getList();
        });
      }
    }
  });
}

/** 删除按钮操作 */
function handleDelete(row) {
  const _policyIds = row.policyId || ids.value;
  proxy.$modal.confirm('是否确认删除策略管理编号为"' + _policyIds + '"的数据项？').then(function() {
    return delPolicy(_policyIds);
  }).then(() => {
    getList();
    proxy.$modal.msgSuccess("删除成功");
  }).catch(() => {});
}

/** 导出按钮操作 */
function handleExport() {
  proxy.download('manage/policy/export', {
    ...queryParams.value
  }, `policy_${new Date().getTime()}.xlsx`)
}

/** 查看详情按钮操作 */
function handleView(row) {
  currentPolicy.value = { ...row };
  deviceLoading.value = true;
  deviceList.value = [];
  
  // 根据策略ID查询设备列表
  const queryParams = {
    policyId: row.policyId,
    ...loadAllParams // 使用公共维护的分页参数，获取所有使用该策略的设备
  };
  
  listVm(queryParams).then(response => {
    const devices = response.rows || [];
    // 为每个设备添加点位名称
    deviceList.value = devices.map(device => ({
      ...device,
      nodeName: getNodeName(device.nodeId)
    }));
    deviceLoading.value = false;
    detailDialogOpen.value = true;
  }).catch(error => {
    proxy.$modal.msgError("查询设备信息失败");
    console.error("查询设备信息失败:", error);
    deviceLoading.value = false;
  });
}

getList();
getNodeList();
</script>

<style scoped>
.policy-detail-container {
  padding: 20px 0;
}

.section-title {
  font-size: 14px;
  font-weight: 500;
  color: #303133;
  margin-bottom: 15px;
  margin-top: 20px;
}

.device-list-section {
  margin-top: 20px;
}

.loading-container {
  text-align: center;
  padding: 40px 0;
  min-height: 100px;
}

.empty-data {
  text-align: center;
  padding: 20px;
  color: #909399;
  font-size: 14px;
  background-color: #f5f7fa;
  border: 1px solid #e4e7ed;
  border-radius: 4px;
  margin-top: 10px;
}

/* 策略名称输入框样式 */
:deep(.el-input.is-disabled .el-input__inner) {
  background-color: #f5f7fa;
  border-color: #e4e7ed;
  color: #606266;
}

/* 表格样式优化 */
:deep(.el-table) {
  border: 1px solid #e4e7ed;
  border-radius: 4px;
}

:deep(.el-table th) {
  background-color: #f5f7fa;
  color: #606266;
  font-weight: 500;
}

:deep(.el-table td) {
  border-bottom: 1px solid #f0f0f0;
}

:deep(.el-table tr:hover > td) {
  background-color: #f5f7fa;
}

/* 弹窗标题样式 */
:deep(.el-dialog__header) {
  padding: 20px 20px 10px;
  border-bottom: 1px solid #e4e7ed;
}

:deep(.el-dialog__title) {
  font-size: 16px;
  font-weight: 600;
  color: #303133;
}

/* 弹窗内容区域样式 */
:deep(.el-dialog__body) {
  padding: 20px;
}

/* 弹窗底部按钮样式 */
:deep(.el-dialog__footer) {
  padding: 10px 20px 20px;
  text-align: right;
  border-top: 1px solid #e4e7ed;
}
</style>
